A documentary that scientifically analyses and tracks down the route of the Sewol Ferry that sank on the 16th of April in 2014 using its AIS to discover the cause of the unconfirmed sinking.
| Actor | Role |
|---|---|
 Jung Woo-sungNarrator | Narrator |
| KKim Ji-youngSelf | Self |
 Kim Ou-joonSelf | Self |
| YYoo Gyeong-geunSelf | Self |
 Park Ho-sanNarrator | Narrator |